In the sense of the general account recovery problem, yes. I'm pretty sure it's mathematically provable to be impossible. But the account recovery problem faci

In the sense of the general account recovery problem, yes. I'm pretty sure it's mathematically provable to be impossible. But the account recovery problem facing Netflix or Github is different from the one facing smaller companies which is different from the one facing Google. I honestly doubt there is a one-size-fits-all solution, I definitely don't have it, but I'd be happy to be surprised.